摘要 |
The invention discloses a valve controlled sealing lead-acid storage battery, comprising a battery body and a plug. Wherein, the battery body has an acid-filling hole; the plug has a longitudinal through hole; the length of said plug is arranged for making the lower end of it be able to project from the surface of acid liquor when it is handstand. With said invention, the acid leakage especially when the battery is handstand to be charged is avoided; the producing cost is reduced; and the reliability of battery is improved. |